Only that it's a really obvious move for them, for a few reasons (including that making it the norm for stopping ad blockers and trackers forces all their would-be competitors to play catch-up on basic taken-for-granted stuff like displaying text on a screen) and accessibility is the only thing I'm aware of that attacks both the difficulty of the project and the feasibility of the desired outcome, sufficiently to explain why they've not at least given it a shot.